<!DOCTYPE html>
<html lang="cn">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Mini Vue</title>
</head>
<body>
  <div id="app">
    <!-- <h1>差值表达式</h1>
    <h3>{{ msg }}</h3>
    <h3>{{ count }}</h3>
    <h1>v-text</h1>
    <div v-text="msg"></div>
    <h1>v-model</h1>
    <input type="text" v-model="msg">
    <input type="text" v-model="count"> -->
    <h1 v-html="html"></h1>
    <div v-on:custom="customEvent">
      {{ cutDown }}秒后会触发一个自定义customEvent事件
    </div>
  </div>
  <script src="./js/dep.js"></script>
  <script src="./js/watcher.js"></script>
  <script src="./js/compiler.js"></script>
  <script src="./js/observer.js"></script>
  <script src="./js/vue.js"></script>
  <script>
    let vm = new Vue({
      el: '#app',
      data: {
        msg: 'Hello Vue',
        count: 100,
        person: { name: 'zs' },
        html: '<i style="color:#e4393c">渲染v-html指令</i>',
        cutDown: 3,
      },
      methods: {
        customEvent: () => {
          alert('v-on自定义事件触发成功')
        }
      }
    })

    vm.test = 'abc'

    setTimeout(()=> {
      vm.$emit('custom')
    }, vm.cutDown * 1000)
  </script>
</body>
</html>